diff --git a/.github/workflows/arch_diff.yml b/.github/workflows/arch_diff.yml
index 8ed88c12e..b4e198d84 100644
--- a/.github/workflows/arch_diff.yml
+++ b/.github/workflows/arch_diff.yml
@@ -41,7 +41,7 @@ jobs:
           python-version: "3.12"
 
       - name: Cache pip
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-arch-diff-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index a5bbc1f1a..4ec053a7a 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -25,7 +25,7 @@ jobs:
           python-version: "3.12"
 
       - name: Cache pip
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-bench-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/golden_regen.yml b/.github/workflows/golden_regen.yml
index a7756b359..bc2a77b43 100644
--- a/.github/workflows/golden_regen.yml
+++ b/.github/workflows/golden_regen.yml
@@ -50,7 +50,7 @@ jobs:
           python-version: "3.12"
 
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-golden-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
@@ -58,7 +58,7 @@ jobs:
             pip-golden-
 
       - name: Cache HuggingFace models
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/huggingface
           key: hf-golden-${{ hashFiles('testdata/cases/**/*.yaml') }}
diff --git a/.github/workflows/gpu_tests.yml b/.github/workflows/gpu_tests.yml
index 51f4dfcb6..ec2eee6b0 100644
--- a/.github/workflows/gpu_tests.yml
+++ b/.github/workflows/gpu_tests.yml
@@ -34,7 +34,7 @@ jobs:
           python-version: "3.12"
 
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-gpu-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
@@ -42,7 +42,7 @@ jobs:
             pip-gpu-
 
       - name: Cache HuggingFace models
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/huggingface
           key: hf-gpu-${{ hashFiles('testdata/cases/**/*.yaml') }}
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index df83f2415..53d7f591d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -68,7 +68,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-smoke-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
@@ -101,7 +101,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-parity-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
@@ -158,14 +158,14 @@ jobs:
         with:
           python-version: "3.12"
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-golden-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
           restore-keys: |
             pip-golden-
       - name: Cache HuggingFace models
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/huggingface
           key: hf-golden-${{ hashFiles('testdata/cases/**/*.yaml') }}
@@ -220,7 +220,7 @@ jobs:
         with:
           python-version: ${{ matrix.python_version }}
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-${{ runner.os }}-${{ matrix.python_version }}-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
@@ -246,7 +246,7 @@ jobs:
         with:
           python-version: "3.12"
       - name: Cache HuggingFace models
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/huggingface
           key: hf-integration-fast-${{ hashFiles('tests/integration_test.py') }}
diff --git a/.github/workflows/nightly_l2.yml b/.github/workflows/nightly_l2.yml
index 76f092d79..2a6d9e168 100644
--- a/.github/workflows/nightly_l2.yml
+++ b/.github/workflows/nightly_l2.yml
@@ -30,7 +30,7 @@ jobs:
           python-version: "3.12"
 
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-nightly-l2-${{ hashFiles('pyproject.toml', 'requirements/ci/requirements.txt') }}
@@ -38,7 +38,7 @@ jobs:
             pip-nightly-l2-
 
       - name: Cache HuggingFace configs
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/huggingface
           key: hf-l2-configs-${{ hashFiles('tests/arch_validation_test.py') }}
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index f7690fe3a..37c5e6fc7 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -30,7 +30,7 @@ jobs:
           python-version: "3.12"
 
       - name: Cache pip packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: pip-dashboard-${{ hashFiles('pyproject.toml') }}